Amnesia preceded by epigastric sensation and fear are associated with electrical abnormality where? Temporal lobe Memory loss pattern in dissociative amnesia Memory loss occurs for a discrete period of time Amnesia characterized by loss of memory of events that occur after onset of etiologic condition or agent Anterograde What psychoactive drug produces amnesia? Alcohol Brain Lesions ... Visual problem in pituitary tumor compressing optic chiasm Bitemporal Hemianopsia 32 y/o pt 1-month history of worsening headaches, episodic mood swings and occasional hallucinations with visual, tactile and auditory content. CT head reveals tumor where: Temporal lobe Syndrome characterized by fluent speech, preserved comprehension, inability to repeat, w/o associated signs. Location of lesion in the brain? Supramarginal gyrus or insula Acute onset of hemiballismus of LUE & LLE. MRI is most likely to show lesion located where? Subthalamic nucleus Left sided hemi-neglect is associated with lesion located where? Right Parietal Lobe 60M right-handed, ge